Mass per volume density.
Short tons per Quart to Stones per Imperial gallon Converter — ton/qt to st/imp gal
Convert Short ton per Quart (ton/qt) to Stone per Imperial gallon (st/imp gal) using the exact conversion factor (1 short ton per quart = 686.2571003 stone per imperial gallon). See the formula, worked examples, and conversion table.
Short tons per Quart to Stones per Imperial gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 958611.4185 / 1396.869217.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Short tons per Quart to Stones per Imperial gallon
Short ton per Quart and Stone per Imperial gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
stones per imperial gallon = short tons per quart × 686.257100288
This factor comes from each unit's defined relationship to the category's base unit: 1 short ton per quart equals 958611.418535 base units, and 1 stone per imperial gallon equals 1396.86921728 base units, so dividing one by the other gives the direct short ton per quart-to-stone per imperial gallon factor of 686.257100288.
Simple example
1 ton/qt × 686.2571003 = 686.2571003 st/imp gal
1 short ton per quart = 686.2571003 stones per imperial gallon.
Real-world example
1,000 ton/qt × 686.2571003 = 686,257.1003 st/imp gal
1,000 short tons per quart = 686,257.1003 stones per imperial gallon.
Conversion table
| Short ton per Quart (ton/qt) | Stone per Imperial gallon (st/imp gal) |
|---|---|
| 0.1 ton/qt | 68.62571003 st/imp gal |
| 1 ton/qt | 686.2571003 st/imp gal |
| 10 ton/qt | 6,862.571003 st/imp gal |
| 100 ton/qt | 68,625.71003 st/imp gal |
| 1,000 ton/qt | 686,257.1003 st/imp gal |
| 10,000 ton/qt | 6,862,571.003 st/imp gal |
Reverse conversion: Stone per Imperial gallon to Short ton per Quart
686.2571003 st/imp gal × 0.001457179823 = 1 ton/qt
686.2571003 stones per imperial gallon = 1 short tons per quart.
short tons per quart = stones per imperial gallon × 0.0014571798231
For a page dedicated to this direction, see Stone per Imperial gallon to Short ton per Quart.
Understanding the Short ton per Quart (ton/qt)
Mass per volume density.
Understanding the Stone per Imperial gallon (st/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per imperial gallon are in 1 short ton per quart?
1 short ton per quart equals 686.2571003 stones per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert short ton per quart to stone per imperial gallon?
Multiply the short ton per quart value by 686.2571003. The converter above does this instantly to whatever precision you set.
How do I convert stone per imperial gallon back to short ton per quart?
Use the reverse factor: 1 stone per imperial gallon equals 0.0014571798 short tons per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a short ton per quart?
Short ton per Quart (ton/qt) is a unit of density.
What is a stone per imperial gallon?
Stone per Imperial gallon (st/imp gal) is a unit of density.
Is the short ton per quart to stone per imperial gallon conversion exact?
Yes. Both short ton per quart and stone per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 686.2571003 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.